atomic structure Flashcards
1
Q
mass and charge of proton
A
mass - 1
charge - 1+
2
Q
mass and charge of neutron
A
mass - 1
charge- 0
3
Q
mass and charge of electron
A
mass- 1/1836
charge- 1-
4
Q
the number of protons =
A
atomic number
5
Q
number of neutrons =
A
mass - atomic
6
Q
number of electrons =
A
atomic number
7
Q
isotopes
A
isotopes are atoms with the same number of protons but with different number of neutrons
8
Q
relative atomic mass
A
(% of A x mass number A)+(% of B x mass number B) etc
—————————————————
100
